Remove reference to non-existent opengl_interop.cu in examples/SConstruct
Remove reference to non-existent opengl_interop.cu in examples/SConstruct

julianromera/thrust,levendlee/thrust,bfurtaw/thrust,google-code-export/thrust,allendaicool/thrust,levendlee/thrust,bfurtaw/thrust,UIKit0/thrust,lishi0927/thrust,malenie/thrust,rdmenezes/thrust,lishi0927/thrust,bfurtaw/thrust,malenie/thrust,hemmingway/thrust,hemmingway/thrust,malenie/thrust,julianromera/thrust,UIKit0/thrust,Vishwa07/thrust,Vishwa07/thrust,rdmenezes/thrust,malenie/thrust,rdmenezes/thrust,allendaicool/thrust,allendaicool/thrust,Vishwa07/thrust,lishi0927/thrust,google-code-export/thrust,bfurtaw/thrust,levendlee/thrust,levendlee/thrust,hemmingway/thrust,google-code-export/thrust,UIKit0/thrust,google-code-export/thrust,h1arshad/thrust,hemmingway/thrust,h1arshad/thrust,julianromera/thrust,allendaicool/thrust,Vishwa07/thrust,h1arshad/thrust,julianromera/thrust,UIKit0/thrust,lishi0927/thrust,rdmenezes/thrust,h1arshad/thrust